28415560

素因数分解:

$2^3\times 5^1\times {\mathrm{710389}}^1$

素因数の和:710400

約数の個数: 16

約数和(自身を含む): 63935100

約数和(自身を除く): 35519540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 710389, 1420778, 2841556, 3551945, 5683112, 7103890, 14207780, 28415560]

約数ペア:

[(1, 28415560), (2, 14207780), (4, 7103890), (5, 5683112), (8, 3551945), (10, 2841556), (20, 1420778), (40, 710389)]